--- src/cups.c	2008-11-21 07:04:28.000000000 +0100
+++ src/cups.c	2009-01-23 16:28:07.000000000 +0100
@@ -1606,6 +1606,7 @@ cph_cups_is_printer_uri_local (const cha
             g_str_has_prefix (lower_uri, "beh:") ||
             g_str_has_prefix (lower_uri, "scsi:") ||
             g_str_has_prefix (lower_uri, "serial:") ||
+            g_str_has_prefix (lower_uri, "file:") ||
             g_str_has_prefix (lower_uri, "pipe:")) {
                 g_free (lower_uri);
                 return TRUE;
--- src/cups-pk-helper-mechanism.c	2008-11-21 07:28:20.000000000 +0100
+++ src/cups-pk-helper-mechanism.c	2009-01-26 13:54:44.000000000 +0100
@@ -901,21 +901,18 @@ cph_mechanism_printer_set_default (CphMe
                                    DBusGMethodInvocation *context)
 {
         gboolean    ret;
-        const char *last_action;
+        const char *action;
 
         reset_killtimer (mechanism);
 
-        last_action = _cph_mechanism_get_action_for_name (mechanism, name);
+        action = _cph_mechanism_get_action_for_name (mechanism, name);
         if (!_check_polkit_for_action_v (mechanism, context,
                                          "printeraddremove",
-                                         /* this is not the last check because
-                                          * it's likely most useful to the user
-                                          * to give "printer-X-edit" powers */
-                                         "printer-default",
                                          /* quite important, since it's
                                           * automatically called after adding a
                                           * printer */
-                                         last_action,
+                                         action,
+                                         "printer-set-default",
                                          NULL))
                 return FALSE;
 
@@ -932,21 +929,19 @@ cph_mechanism_printer_set_enabled (CphMe
                                    DBusGMethodInvocation *context)
 {
         gboolean    ret;
-        const char *last_action;
+        const char *action;
 
         reset_killtimer (mechanism);
 
-        last_action = _cph_mechanism_get_action_for_name (mechanism, name);
+        action = _cph_mechanism_get_action_for_name (mechanism, name);
+
         if (!_check_polkit_for_action_v (mechanism, context,
                                          "printeraddremove",
-                                         /* this is not the last check because
-                                          * it's likely most useful to the user
-                                          * to give "printer-X-edit" powers */
-                                         "printer-enable",
                                          /* quite important, since it's
                                           * automatically called after adding a
                                           * printer */
-                                         last_action,
+                                         action,
+                                         "printer-enable",
                                          NULL))
                 return FALSE;